When it comes to fundamental supply and demand analyses, it can be argued that the projections presented by USDA at its annual Outlook Conference command more attention than they deserve. After all, the process of drawing up supply/demand balances in February -- as USDA does for the following crop cycle weeks before corn, soybeans, spring wheat and small grains are even planted -- requires so many assumptions (some would say guesses) that they immediately become questionable.Nevertheless, markets are always hungry for new inputs of any kind, and especially so at this "dead zone" time of the year. So questionable or not, USDA's Outlook Conference supply/demand analyses for the following crop year are seized upon and parsed by markets and t...